Get perfect solution to convert Outlook Express Email files in Outlook PST format with all data items. If you wish to transfer Outlook Express DBX file data such as: messages, contacts, calendars, appointments and other items into in an Outlook PST file format then here I am recommending a blog post which will elaborate you how to convert and export Outlook Express email from DBX to PST in all windows version.
To get more info about this tool, here:- Outlook Express DBX to PST Converter.

If you want to convert DBX to PST format, you should try two easy manual tricks first. The manual tricks don't require any 3rd party tool or any other cost. So you must try them before purchasing any paid software.

You can use Windows Live Mail here. It has both Import and Export features which you can use here. By using the Import feature, you can import the email messages from Outlook Express to Windows Live Mail. And by using the Export feature, you can export the email messages to Outlook client.

Also, you can use the MS Outlook client if you don't wanna use Windows Live Mail. By using its Import feature, you can import email messages and the WAB files from Outlook Express to Outlook client.